EP2776186A4 - Steel ring blank or segment blank and method for manufacturing - Google Patents

Steel ring blank or segment blank and method for manufacturing

Info

Publication number
EP2776186A4
EP2776186A4 EP12846906.1A EP12846906A EP2776186A4 EP 2776186 A4 EP2776186 A4 EP 2776186A4 EP 12846906 A EP12846906 A EP 12846906A EP 2776186 A4 EP2776186 A4 EP 2776186A4
Authority
EP
European Patent Office
Prior art keywords
blank
manufacturing
steel ring
segment
ring blank
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP12846906.1A
Other languages
German (de)
French (fr)
Other versions
EP2776186A1 (en
Inventor
Thore Lund
Karin Ryden
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SKF AB
Original Assignee
SKF AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SKF AB filed Critical SKF AB
Publication of EP2776186A1 publication Critical patent/EP2776186A1/en
Publication of EP2776186A4 publication Critical patent/EP2776186A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/04—Making machine elements ball-races or sliding bearing races
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
    • B21J1/04—Shaping in the rough solely by forging or pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/76—Making machine elements elements not mentioned in one of the preceding groups
    • B21K1/761—Making machine elements elements not mentioned in one of the preceding groups rings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • B23P15/003—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/62—Selection of substances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/64—Special methods of manufacture
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2204/00—Metallic materials; Alloys
    • F16C2204/60—Ferrous alloys, e.g. steel alloys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2220/00—Shaping
    • F16C2220/40—Shaping by deformation without removing material
    • F16C2220/46—Shaping by deformation without removing material by forging
EP12846906.1A 2011-11-11 2012-11-05 Steel ring blank or segment blank and method for manufacturing Withdrawn EP2776186A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE1100841 2011-11-11
PCT/SE2012/000176 WO2013070133A1 (en) 2011-11-11 2012-11-05 Steel ring blank or segment blank and method for manufacturing

Publications (2)

Publication Number Publication Date
EP2776186A1 EP2776186A1 (en) 2014-09-17
EP2776186A4 true EP2776186A4 (en) 2015-12-02

Family

ID=48290377

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12846906.1A Withdrawn EP2776186A4 (en) 2011-11-11 2012-11-05 Steel ring blank or segment blank and method for manufacturing

Country Status (2)

Country Link
EP (1) EP2776186A4 (en)
WO (1) WO2013070133A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114309388A (en) * 2021-12-31 2022-04-12 无锡派克新材料科技股份有限公司 Forging process of steel ring forging with ultrahigh-strength structure

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4860567A (en) * 1987-12-21 1989-08-29 United Technologies Corporation Ring forging process
EP1623792A1 (en) * 2004-08-03 2006-02-08 Snecma Method for manufacturing the component parts of a hollow fan blade by rolling

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4393563A (en) * 1981-05-26 1983-07-19 Smith David T Cold forced sintered powder metal annular bearing ring blanks
JPS60135520A (en) * 1983-12-23 1985-07-18 Honda Motor Co Ltd Production of blank material for cold forging
US6065322A (en) * 1998-03-04 2000-05-23 Ntn Corporation Method and device for forming blanks for bearing rings
JP2007130673A (en) * 2005-11-11 2007-05-31 Sanyo Special Steel Co Ltd Manufacturing method of outer and inner ring of bearing race using in bearing steel pipe
WO2008041406A1 (en) * 2006-10-03 2008-04-10 Seiko Instruments Inc. Blank of bearing ring member, process for manufacturing the same, process for manufacturing bearing ring member, and bearing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4860567A (en) * 1987-12-21 1989-08-29 United Technologies Corporation Ring forging process
EP1623792A1 (en) * 2004-08-03 2006-02-08 Snecma Method for manufacturing the component parts of a hollow fan blade by rolling

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013070133A1 *

Also Published As

Publication number Publication date
WO2013070133A1 (en) 2013-05-16
EP2776186A1 (en) 2014-09-17

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20140611

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

RIN1 Information on inventor provided before grant (corrected)

Inventor name: LUND, THORE

Inventor name: RYDEN, KARIN

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20151103

RIC1 Information provided on ipc code assigned before grant

Ipc: F16C 33/64 20060101ALI20151028BHEP

Ipc: B21J 1/04 20060101AFI20151028BHEP

STAA Information on the status of an ep patent application or granted ep patent

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18D Application deemed to be withdrawn

Effective date: 20160531